Take a look at contrib/tablefunc there is a function called connectby()
that should do what you're looking for.
Otherwise roll your own...
http://archives.postgresql.org/pgsql-sql/2003-10/msg00374.php
John
Thomas Kellerer wrote:
> On 08.01.2007 17:24 Scott Marlowe wrote:
>> On Mon, 2007-01-08 at 07:38, Leandro Repolho wrote:
>>> Hello everybody,
>>> In Oracle i use the command "connect by prior" and i need to use it in
>>> PostgreSQL, what is the sintax?
>>
>> What does connect by prior do? Reuse a connection from one db to
>> another? I don't think there's anything like that in postgresql.
>> You might wanna tell us what an oracle command does next time, since
>> many folks here aren't that familiar with Oracle. Heck, I use oracle
>> everyday and I'm not familiar with connect by prior...
>
> It's used to retrieve hierarchical data e.g. a parent/child
> relationship. The connect by operator defines the columns which define
> the hierarchy.
>
> Thomas
>
>
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